<template>
    <a-layout>

        <a-layout style="padding: 0 24px 24px">
            <!--        <a-breadcrumb style="margin: 16px 0">-->
            <!--          <a-breadcrumb-item>Home</a-breadcrumb-item>-->
            <!--          <a-breadcrumb-item>List</a-breadcrumb-item>-->
            <!--          <a-breadcrumb-item>App</a-breadcrumb-item>-->
            <!--        </a-breadcrumb>-->
            <a-layout-content
                    :style="{ background: '#fff', padding: '24px', margin: 0, minHeight: '280px' }">
                <a-table
                        :columns="columns"
                        :row-key="record => record.id"
                        :data-source="ebooks"
                        :pagination="pagination"
                        :loading="loading"
                        @change="handleTableChange"
                >
                    <template #cover="{ text: cover }">
                        <img v-if="cover" :src="cover" alt="avatar"/>
                    </template>
                    <template v-slot:category="{ text, record }">
                        <span>{{ getCategoryName(record.category1Id) }} / {{ getCategoryName(record.category2Id) }}</span>
                    </template>
                    <template v-slot:action="{ text, record }">
                        <a-space size="small">
                            <router-link :to="'/admin/doc?ebookId=' + record.id">
                                <a-button type="primary">
                                    文档管理
                                </a-button>
                            </router-link>
                            <a-button type="primary" @click="edit(record)">
                                编辑
                            </a-button>
                            <a-popconfirm
                                    title="删除后不可恢复，确认删除?"
                                    ok-text="是"
                                    cancel-text="否"
                                    @confirm="handleDelete(record.id)"
                            >
                                <a-button type="danger">
                                    删除
                                </a-button>
                            </a-popconfirm>
                        </a-space>
                    </template>
                </a-table>

            </a-layout-content>
        </a-layout>
    </a-layout>
</template>

<script>
    import { defineComponent, onMounted, ref } from 'vue';
    import axios from 'axios';
    import { message } from 'ant-design-vue';

    export default defineComponent({
        name: "AdminEbook",
        setup() {
            const param = ref();
            param.value = {};
            const ebooks = ref();
            const pagination = ref({
                current: 1,
                pageSize: 10,
                total: 0
            });
            const loading = ref(false);

            const columns = [
                {
                    title: '封面',
                    dataIndex: 'cover',
                    slots: { customRender: 'cover' }
                },
                {
                    title: '名称',
                    dataIndex: 'name'
                },
                {
                    title: '分类',
                    slots: { customRender: 'category' }
                },
                {
                    title: '文档数',
                    dataIndex: 'docCount'
                },
                {
                    title: '阅读数',
                    dataIndex: 'viewCount'
                },
                {
                    title: '点赞数',
                    dataIndex: 'voteCount'
                },
                {
                    title: '操作',
                    key: 'action',
                    slots: { customRender: 'action' }
                }
            ];

            /**
             * 数据查询
             **/
            const handleQuery = (params)=> {
                loading.value = true;
                // 如果不清空现有数据，则编辑保存重新加载数据后，再点编辑，则列表显示的还是编辑前的数据
                ebooks.value = [];
                axios.get("/ebook/list", {
                    params: {
                        page: params.page,
                        size: params.size,
                        name: param.value.name
                    }
                }).then((response) => {
                    loading.value = false;
                    const data = response.data;
                    if (data.success) {
                        ebooks.value = data.content.list;

                        // 重置分页按钮
                        pagination.value.current = params.page;
                        pagination.value.total = data.content.total;
                    } else {
                        message.error(data.message);
                    }
                });
            };


            /**
             * 表格点击页码时触发
             */
            const handleTableChange = (pagination) => {
                console.log("看看自带的分页参数都有啥：" + pagination);
                handleQuery({
                    page: pagination.current,
                    size: pagination.pageSize
                });
            };


            onMounted(() => {
                handleQuery({});
            });

            return {
                ebooks,
                pagination,
                columns,
                loading,
                handleTableChange,
            }

        }
    });
</script>

<style scoped>

</style>